Copy Services
These topics include reference information for Copy Services.
- Valid combinations of FlashCopy and Metro Mirror or Global Mirror functions
You can have both the FlashCopy® function and either Metro Mirror or Global Mirror operating concurrently on the same volume. However, there are constraints as to how these functions can be used together. - Valid combinations of virtualization, FlashCopy, and Metro Mirror features
The following table outlines the virtualization features that are supported by specific FlashCopy and Metro Mirror functions. - Interaction of one virtualization feature with another virtualization feature
This topic contains tables that list the virtualization features that can be used in combination. - Thin-provisioned FlashCopy
You can have a mix of thin-provisioned and fully allocated volumes in FlashCopy mappings. One common combination is a fully allocated source with a thin-provisioned target, which enables the target to consume a smaller amount of real storage than the source. - Grains and the FlashCopy bitmap
When data is copied between volumes, it is copied in units of address space known as grains. - FlashCopy mapping events
FlashCopy mapping events detail the events that modify the state of a FlashCopy mapping.
Parent topic: Reference